diff --git a/nova/files/heka.toml b/nova/files/heka.toml
index 6be6305..1e28e36 100644
--- a/nova/files/heka.toml
+++ b/nova/files/heka.toml
@@ -19,4 +19,5 @@
 [openstack]
 type = "SandboxDecoder"
 filename = "lua_modules/decoders/openstack.lua"
+module_directory = "/usr/share/heka/lua_modules;/usr/share/heka/lua_modules/common"